When was the last time you bought software that came in a box, an actual CD that you put into your disc drive in order to load it onto your computer? Its probably been a while, since most applications are now downloaded straight from the Internet. Today a growing number of companies are buying their computing capabilities that way, too. Instead of buying a rack of servers from IBM, Dell or HP, or a dedicated box hosted in a data center, businesses are buying compute power in the form of service....
